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Rashin nickel plating: Duk abin da kuke Bukatar Sanin

Rashin nickel plating: Duk abin da kuke Bukatar Sanin

Sabuntawa ta ƙarshe 08/31, kiyasin lokacin karantawa: 6 mins

 

 Sassan tare da Plating nickel mara amfani

Sassan tare da Plating nickel mara amfani

Nickel shine ƙarfe na biyar da aka fi samu akan ƙasa, tare da kamanni mai haske, kyakkyawan tauri, da kaddarorin juriya na lalata, wanda ya sa ya dace don yin rigakafi a saman sauran kayan.A sakamakon haka, nickel ne mafi kyau plating zabin ga daban-daban karafa kamaraluminum, karfe, jan karfe, tungsten, polymer, da dai sauransu.Electroless Nickel platingsanannen tsari ne na saka sinadarai daga maganin da ke ɗauke da nickel, sulfate, phosphate, da carbolic acid.Wadannan mafita suna haɗuwa da zafi kafin a ci gaba da plating.An yi amfani da wannan tsari a cikin masana'antun masana'antu fiye da shekaru 50, don haka za ku iya tunanin yadda ya shahara a cikiaikace-aikacen gamawa saman.

Maganin Amfani da Wutar Lantarki na Nikel

Akwai hanyoyin sinadarai iri-iri da ake amfani da su don sanya nickel mara amfani.Bari mu fahimci kowannen su ta hanyar kwatancen binciken da ke ƙasa;

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Chemical

 

Matsayi

Misalai

 

1

Gishiri mai narkewa na nickel

 

Yana samun raguwa da ajiya A saman kayan da za a shafa (substrate)

 

Nickel chloride (NiCl₂), nickel sulfate (NiSO₄)

2

Rage Wakili

 

Yana samun oxidized ta hanyar rage ion karfe.

 

Formaldehyde (CH 2 O), Hypophosphite

 

3

wakili mai rikitarwa

 

Haɓaka ingancin saka nickel

 

Fluorides, glycinates, succinates

 

4

Stabilizer

 

Hana bazuwar wankan plating

 

Calcium, thallium

 

5

Buffer

 

Sarrafa PH na wankan plating don samun sirara kuma iri ɗaya na nickel

 

Sodium acetate, sodium hydroxide

 

 

Yaya Aiki yake?

Ƙa'idar aiki

Ƙa'idar aiki

Anan, ƙarancin lantarki yana nufin cewa ba a yi amfani da halin yanzu a cikin aikin plating.Madadin haka, wakili mai ragewa yana samar da electron don rage ion karfe, yana haifar da babban ƙarfin jifa.Nickel ion (2e +) a cikin bayani, yayin da yake amsawa tare da wakili mai ragewa (2e-), ajiye nickel a saman kayan abu.

Ni2+(daga maganin gishiri na nickel) + 2e- (daga wakili mai ragewa) = Ni (a kan farfajiyar ƙasa)

 

Matakan Lantarki na Nikel Plating

Mataki 1: Shiri don plating

Mataki na farko shine tsaftace sassan da za a shafa ta yadda duk wani gurɓataccen abu, kamar ƙura, mai, ƙwanƙwasa, man shafawa, da duk wani sinadari da ke saman, an wanke shi, yana shirya shi don mannewa mafi kyawun nickel.Inda ake amfani da abubuwan tsaftacewa irin su sulfuric acid da hydrochloric acid, ana wanke shi da ruwa mai narkewa a cikin wanka mai zafi don kawar da acid ɗin kuma ya hana shi ƙasƙantar da ƙasa.

Mataki na 2: Jiyya a kan plating wanka

Jiyya-shusar don sanya nickel mara amfani

Jiyya-shusar don sanya nickel mara amfani

Bayan tsaftace sassan da kuma shirya maganin wanka, za a iya fara aiwatar da plating.Yanzu an nutsar da sassan a cikin wankan nickel plating wanda ke ɗauke da tabbataccen caji.Abubuwan da za a rufe suna jan hankalin ions nickel masu inganci zuwa saman su, yana haifar da kyakkyawan rufin rufi.Saboda plating nickel maras amfani da wutar lantarki baya buƙatar tushen wutar lantarki, zafin jiki na wanka shine babban ikon sarrafawa a cikin tsari (70 zuwa 90).0C an fi so).

Kaurin Layer nickel da aka ajiye ya bambanta tsakanin 5 zuwa 25 microns a kowace awa.Duk da haka, saboda babu wani halin yanzu kuma yana da tsarin sakawa na autocatalytic, babu irin wannan iyaka akan kauri;yayin da lokacin jiyya ya karu, haka za a kauri kauri.

Mataki na 3: Bayan aiwatarwa

A lokacin matakin aiwatarwa, ana cire ɓangarorin da aka haɗe da ragowar ta hanyar kurkura da acid, alkali, da maganin surfactant.Sa'an nan kuma, ana amfani da ƙarin ƙarewa, kamar gogewa, kakin zuma, da sauransu, dangane da buƙatun.

 

Tasirin Abubuwan da ke Taimakawa a cikin Lantarki na Nickel Plating

Dalilai da yawa suna tasiri sakamakon sakawa na nickel electroless plating, wanda dole ne a sarrafa shi don cimma ingancin kammala saman da ake buƙata.

1.          Rashin ajizanci a saman

Plating nickel yana da lahani na sama kamar burrs, slags, da tsatsa da aka riga aka tsara.Don haka mafi kyawun ra'ayi shine a kiyaye waɗannan abubuwan yayin yin injin sannan kuma cire lahani tare da tsarin cirewa.

2.          Tsaftace saman

Kafin a ci gaba da platin nickel, ƙura, mai, ko sabulun da aka samar ta hanyar saponification na mai ta hanyar tsabtace alkaline yana buƙatar cirewa.Idan ba a yi aikin tsabtace saman daidai ba, Layer na nickel na iya kwasfa ko ya lalace bayan ɗan lokaci.

3.          PH darajar

Tsayar da ƙimar PH yana da mahimmanci don sanya kayan nickel iri ɗaya ta amfani da hanyar mara amfani.Ma'aunin PH ya kamata ya kasance tsakanin 3.8 da 5. A cikin bayani, Ana sa ran cewa pH yana ƙoƙari ya tashi yayin da lokaci ya wuce, don haka dole ne a yi amfani da matakan ƙarfafawa da kuma buffer don kiyaye PH a duk lokacin aikin jiyya.

Yayin da PH ya tashi, ana samun ƙarin ions hydroxide, waɗanda ke haɗuwa da ions nickel kuma su samar da nickel hydroxide, wanda ke da launi mai haske.

4.          Matsakaicin adadin nickel ion

Maganin gishirin da aka yi amfani da shi a farfajiyar jiyya shine tushen nickel ion wanda aka ajiye akan saman ƙasa.Sabili da haka, idan ƙaddamarwar nickel ion ya ragu, tsarin plating ya zama mai hankali.Duk da haka, ana adana babban taro cikin sauri, amma ajiyar kuɗi ba zai kasance mai ƙima ba.Madaidaicin kewayon tattarawar nickel yana tsakanin20 da 45 g / l.

5.          Zazzabi

Yawan zafin jiki na wanka yana buƙatar kasancewa tsakanin70 da 900C.Yayin da zafin jiki ya tashi, wasu kayan kamshi na abubuwan ƙari za su ƙafe, suna buƙatar ƙarin lokaci don ajiya.

 

Amfani

Kamar sauran plating da saman karewa hanyoyin, babban fa'ida shi ne rufaffiyar sassa da kayayyakin zama lalata sosai juriya da kuma jure da m muhalli effects.Amma, baya ga haka, sanya nickel plating mara amfani yana da fa'idodi da yawa.Bari mu dubi wasu fa'idodi masu mahimmanci daki-daki.

Maras tsada

Ɗaya daga cikin abubuwan da ake kashewa a cikin tsarin ƙaddamarwa na plating shine farashin wutar lantarki.Duk da haka, tun da plating nickel maras amfani ba ya buƙatar tushen wutar lantarki, yana da tsada fiye da sauran hanyoyin, irin su zinc plating.

Rubutun Uniform

Plating nickel mara amfani da wutar lantarki yana haifar da sutura iri ɗaya akan saman ƙasa.Zazzabi, ƙimar PH na plating wanka, ƙaddamar da ion nickel, lokacin jiyya, da sauran dalilai da yawa duk ana iya sarrafa su don cimma kauri da ake so na nickel plating.

Matsakaicin daidaito

Domin har zuwa 5-micron plating kauri yana samuwa, baya shafar haƙurin da ake buƙata akan sassan.

Tauri

Abubuwan da ke cikin phosphorous na wanka na plating yana rinjayar taurin sassan da aka yi.Ƙananan matakan phosphorus suna ƙara taurin yayin da yake rage juriya na lalata Layer.

Ƙananan gyaran saman

Plating nickel maras amfani kuma yana taimakawa wajen gyara ƙananan fasa a saman ƙasa.Sabili da haka, yana iya zama da amfani sosai ga faranti ƙugiya, crannies, da makafi tare da kauri iri ɗaya.

Aesthetical da sauran fa'idodi

Launi mai launin rawaya-fari na nickel plating yana ba da kyawun kyan gani ga pats da samfuran.Bugu da kari, ba shi da rikitarwa.Ba ya buƙatar tsarin tacewa mai rikitarwa.A cikin yanayin yau, ana samun kayan aiki mai sarrafa kansa a cikin masana'antar masana'anta, yana sauƙaƙa sarrafa tsarin.

 

Aikace-aikace

Tsarin saka nickel mara amfani da lantarki yana ba da gudummawa ga masana'antu daban-daban don sa abubuwan da suke da su lalata su zama masu juriya da dorewa.Wadannan su ne manyan masana'antu inda ake amfani da nickel plating;

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Masana'antu

Abubuwan da suka dace

Me yake yi?

1

Jirgin sama

bawuloli, pistons, injin injin da ke rufe saman, injin hawa, ruwan kwampreso, da sauran abubuwan da ke da mahimmancin jirgin.

Yana da kyakkyawan juriya na lalacewa, juriya na lalata, juriya na sinadarai, da lubricity, wanda ke da mahimmanci ga sassan sararin samaniya waɗanda ke buƙatar babban matakin daidaito na dogon lokaci.

2

Motoci

Pistons, cylinders, gears, shafts, tsarin allura mai, rivets, tura masu watsawa, fil ɗin ƙugiya, gidaje, da ƙari da yawa

Samar da kariya ta lalacewa da juriya na lalata

3

Hardware

Kayan aikin wanka, Ƙofa, kayan aikin bututu, da ƙari mai yawa.

Juriya na lalata

4

Lantarki & Lantarki

Rufe kayan aiki iri-iri, Wuraren zafi, fayafai masu wuya, allon kewayawa Buga

Kariya daga lalata da mai fallasa muhalli

5

Mai & Gas

Valves, famfo, kayan aikin bututu, tankunan ajiya, da sauransu

Kariya daga lalata da muhalli & bayyanar sinadarai.

 

Kammalawa

Electroless nickel plating hanya ce ta musamman ta karewa ga abubuwa da yawa, gami da ƙarfe, jan ƙarfe, tagulla, aluminum, filastik, da sauran su.Nickel plating yana inganta karko ta hanyar samar da kyakkyawan juriya na lalata akan farfajiyar ƙasa.Bugu da ƙari, saboda nickel yana da launin fari mai launin rawaya mai sheki, yana ba da kyan gani mai ban sha'awa.Bugu da kari, plating za a iya yi tare da ko ba tare da electrolysis, duba bambanci tsakaninElectroplating da Electro-less plating.

Saboda akwai da yawa sinadarai da catalytic dauki a cikin tsari, electroless nickel plating na iya zama da rudani ga mutane da yawa, musamman ma wadanda ba su da wani abu.ƙwararrun ilimin kimiyyar injiniya.Duk da haka, a nan aProleanHub, Injiniyoyin mu da masu fasaha sun yi aiki a kan fasahar gamawa ta fuskar ƙasa, gami da plating ɗin nickel mara amfani, sama da shekaru goma.Don haka, za su fahimci ingantaccen tsarin sinadarai da kusanci da zarar kun bayyana abubuwan da kuke buƙata da aikace-aikacenku.

FAQ's

Mene ne electroless nickel plating?

Yana daya daga cikin hanyoyin gamawa saman wanda ake ajiye Layer na nickel akan ma'aunin ta hanyar halayen sinadarai na catalytic & ba tare da amfani da wutar lantarki ba.

Menene manyan mafita guda biyu da ake amfani da su a cikin plating na nickel mara amfani?

Maganin gishiri mai ɗauke da ions nickel & Reducing agent sune mafita na sinadarai biyu na farko da aka yi amfani da su wajen aiwatarwa.

Wadanne kayan da aka fi sani da rufin nickel ba su da lantarki?

Ana amfani da wannan hanyar da yawa don suturar gami da ƙarfe, bakin karfe, aluminum jan ƙarfe, tagulla, tagulla, da robobi.

Menene abubuwan da suka shafi ingancin nickel plating?

Zazzabi & PH na wanka na plating, lokacin jiyya, tsabtataccen farfajiyar ƙasa, da tattarawar nickel ion a cikin maganin sune abubuwan farko da ke tasiri sakamakon plating.

 

 

Lokacin aikawa: Agusta-05-2022

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